The MFL100-12/24-B is a miniature DC circuit breaker manufactured by QLIGHT. It is used to protect semiconductor devices, including transformers and motors, from short circuits and overloads. The product has a surge current rating of 100A, an operating voltage of DC12V/DC24V, an operating temperature of -25 °C – 85 °C, and a resetable tripping current setting of 35A, 65A, and 125A. The breaker also features one-pole and two-pole protection, quick-response breaking, a manual reset button, and a UL recognized certification.